51 Tooth Rear Sprocket Compatible With 2004-2017 Honda Crf250x 2005-2021 Crf450x Cr500r 520 Pitch

HONDA CR SERIES (2-STROKE):

CR125R:
• Honda CR125R 125cc 2-Stroke Motocross - 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007

CR250R:
• Honda CR250R 250cc 2-Stroke Motocross - 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007

CR500R:
• Honda CR500R 500cc 2-Stroke Motocross - 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001

HONDA CRF SERIES (4-STROKE MOTOCROSS):

CRF250R:
• Honda CRF250R 250cc 4-Stroke Motocross - 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017

CRF450R:
• Honda CRF450R 450cc 4-Stroke Motocross - 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018

HONDA CRF SERIES (4-STROKE ENDURO):

CRF250X:
• Honda CRF250X 250cc 4-Stroke Enduro - 2004, 2005, 2006, 2007, 2008, 2009, 2012, 2013, 2014, 2015, 2016, 2017

CRF450X:
• Honda CRF450X 450cc 4-Stroke Enduro - 2005, 2006, 2007, 2008, 2009, 2012, 2013, 2014, 2015, 2016, 2017, 2019, 2020, 2021

HONDA CRF-F SERIES (4-STROKE TRAIL):

CRF150F:
• Honda CRF150F 150cc 4-Stroke Trail - 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2012, 2013, 2014, 2015, 2016, 2017

CRF230F:
• Honda CRF230F 230cc 4-Stroke Trail - 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019

CRF250F:
• Honda CRF250F 250cc 4-Stroke Trail - 2019, 2020, 2021, 2022, 2023, 2024, 2025

HONDA XR SERIES (4-STROKE ENDURO):

XR250R:
• Honda XR250R 250cc 4-Stroke Enduro - 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004

XR400R:
• Honda XR400R 400cc 4-Stroke Enduro - 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004

XR600R:
• Honda XR600R 600cc 4-Stroke Enduro - 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000

XR650R:
• Honda XR650R 650cc 4-Stroke Enduro - 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007

SPROCKET SPECIFICATIONS:
• Teeth: 51
• Pitch: 520
• Material: Steel
• Hub Inner Diameter: 125mm
• Outer Diameter: 260mm
• Mounting Hole ID: 8.5mm
• Bolt Hole Circle: 153mm

NOTE:
• 520 pitch chain required
• Verify OEM part number from your original unit before ordering